Emhart Teknologies - 50 Shelton Technology Center, Shelton CT 06484 - Tel. (203) 924-9341 - Fax (800) 225-5614
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12. When there are no more bubbles in the oil, top off the hydraulic oil in the Sleeve Lower (51) to the level of the Backup
Ring (53).
13. Make sure the Jaw Guide (3) is loose (see Step 7). Push the Air Piston Assembly (57) into the Sleeve Lower (51) to
the half-way point. While holding the Air Piston at the half-way point, replace the Nose Housing and hand tighten.
14. With a clean rag, wipe off any oil on the Air Piston Assembly (57), Handle Lower Assembly (54), and Sleeve Lower
(51). Put Chamber (89) over Air Piston Assembly (57) then turn the tool upright and tighten the four Socket Head
Cap Screws (88) to a Torque of 46 - 51 in-lbs (5.2 – 5.8 N-m).
15. Remove the Nose Housing (6), and tighten the Jaw Guide (3) by hand until it stops.
16. Loosen the Fill Screw (45) approximately 3 - 3½ full turns or a 0.14"(3.6mm) gap to allow excess hydraulic oil and
bubbles to escape. When no more oil comes out, tighten the Fill Screw (Fig. 7).
17. Wipe off any dirt and oil on the tool.
18. Replace the Nose Housing (6) and Collector (96).
Maintenance
Preventative Maintenance Schedule
Item Action
Frequency
Clean and lubricate Front
End of tool
See “Front End Service”
1 x per day or
5,000 rivet settings.
Inspect jaws
Look for broken jaws and
damage or wear on jaw teeth.
During “Front End Service” or when jaws
slip on mandrel.
Empty Collector
When the quantity of stored spent
Mandrels starts to interfere with
mandrels entering the Collector.
(Storage quantity depends on rivet –
approx. 75-90 5/32” (4.0mm) rivets).
Collector
Clean Collector Silencer
Once a week or when MCS suction will
not pull spent mandrels into the
Collector.
Note: Only use Emhart specified greases and lubricants
Fig. 7
Fill Screw (45)
Note: During assembly and disassembly, do not allow any metal swarf or dirt into the Hydraulic
Oil and inner Chamber.